// Copyright 2014 Carnegie Mellon University
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "hash.h"

// random vector from http://home.comcast.net/~bretm/hash/10.html
const uint32_t sbox[] = 
    {
        0xF53E1837, 0x5F14C86B, 0x9EE3964C, 0xFA796D53,
        0x32223FC3, 0x4D82BC98, 0xA0C7FA62, 0x63E2C982,
        0x24994A5B, 0x1ECE7BEE, 0x292B38EF, 0xD5CD4E56,
        0x514F4303, 0x7BE12B83, 0x7192F195, 0x82DC7300,
        0x084380B4, 0x480B55D3, 0x5F430471, 0x13F75991,
        0x3F9CF22C, 0x2FE0907A, 0xFD8E1E69, 0x7B1D5DE8,
        0xD575A85C, 0xAD01C50A, 0x7EE00737, 0x3CE981E8,
        0x0E447EFA, 0x23089DD6, 0xB59F149F, 0x13600EC7,
        0xE802C8E6, 0x670921E4, 0x7207EFF0, 0xE74761B0,
        0x69035234, 0xBFA40F19, 0xF63651A0, 0x29E64C26,
        0x1F98CCA7, 0xD957007E, 0xE71DDC75, 0x3E729595,
        0x7580B7CC, 0xD7FAF60B, 0x92484323, 0xA44113EB,
        0xE4CBDE08, 0x346827C9, 0x3CF32AFA, 0x0B29BCF1,
        0x6E29F7DF, 0xB01E71CB, 0x3BFBC0D1, 0x62EDC5B8,
        0xB7DE789A, 0xA4748EC9, 0xE17A4C4F, 0x67E5BD03,
        0xF3B33D1A, 0x97D8D3E9, 0x09121BC0, 0x347B2D2C,
        0x79A1913C, 0x504172DE, 0x7F1F8483, 0x13AC3CF6,
        0x7A2094DB, 0xC778FA12, 0xADF7469F, 0x21786B7B,
        0x71A445D0, 0xA8896C1B, 0x656F62FB, 0x83A059B3,
        0x972DFE6E, 0x4122000C, 0x97D9DA19, 0x17D5947B,
        0xB1AFFD0C, 0x6EF83B97, 0xAF7F780B, 0x4613138A,
        0x7C3E73A6, 0xCF15E03D, 0x41576322, 0x672DF292,
        0xB658588D, 0x33EBEFA9, 0x938CBF06, 0x06B67381,
        0x07F192C6, 0x2BDA5855, 0x348EE0E8, 0x19DBB6E3,
        0x3222184B, 0xB69D5DBA, 0x7E760B88, 0xAF4D8154,
        0x007A51AD, 0x35112500, 0xC9CD2D7D, 0x4F4FB761,
        0x694772E3, 0x694C8351, 0x4A7E3AF5, 0x67D65CE1,
        0x9287DE92, 0x2518DB3C, 0x8CB4EC06, 0xD154D38F,
        0xE19A26BB, 0x295EE439, 0xC50A1104, 0x2153C6A7,
        0x82366656, 0x0713BC2F, 0x6462215A, 0x21D9BFCE,
        0xBA8EACE6, 0xAE2DF4C1, 0x2A8D5E80, 0x3F7E52D1,
        0x29359399, 0xFEA1D19C, 0x18879313, 0x455AFA81,
        0xFADFE838, 0x62609838, 0xD1028839, 0x0736E92F,
        0x3BCA22A3, 0x1485B08A, 0x2DA7900B, 0x852C156D,
        0xE8F24803, 0x00078472, 0x13F0D332, 0x2ACFD0CF,
        0x5F747F5C, 0x87BB1E2F, 0xA7EFCB63, 0x23F432F0,
        0xE6CE7C5C, 0x1F954EF6, 0xB609C91B, 0x3B4571BF,
        0xEED17DC0, 0xE556CDA0, 0xA7846A8D, 0xFF105F94,
        0x52B7CCDE, 0x0E33E801, 0x664455EA, 0xF2C70414,
        0x73E7B486, 0x8F830661, 0x8B59E826, 0xBB8AEDCA,
        0xF3D70AB9, 0xD739F2B9, 0x4A04C34A, 0x88D0F089,
        0xE02191A2, 0xD89D9C78, 0x192C2749, 0xFC43A78F,
        0x0AAC88CB, 0x9438D42D, 0x9E280F7A, 0x36063802,
        0x38E8D018, 0x1C42A9CB, 0x92AAFF6C, 0xA24820C5,
        0x007F077F, 0xCE5BC543, 0x69668D58, 0x10D6FF74,
        0xBE00F621, 0x21300BBE, 0x2E9E8F46, 0x5ACEA629,
        0xFA1F86C7, 0x52F206B8, 0x3EDF1A75, 0x6DA8D843,
        0xCF719928, 0x73E3891F, 0xB4B95DD6, 0xB2A42D27,
        0xEDA20BBF, 0x1A58DBDF, 0xA449AD03, 0x6DDEF22B,
        0x900531E6, 0x3D3BFF35, 0x5B24ABA2, 0x472B3E4C,
        0x387F2D75, 0x4D8DBA36, 0x71CB5641, 0xE3473F3F,
        0xF6CD4B7F, 0xBF7D1428, 0x344B64D0, 0xC5CDFCB6,
        0xFE2E0182, 0x2C37A673, 0xDE4EB7A3, 0x63FDC933,
        0x01DC4063, 0x611F3571, 0xD167BFAF, 0x4496596F,
        0x3DEE0689, 0xD8704910, 0x7052A114, 0x068C9EC5,
        0x75D0E766, 0x4D54CC20, 0xB44ECDE2, 0x4ABC653E,
        0x2C550A21, 0x1A52C0DB, 0xCFED03D0, 0x119BAFE2,
        0x876A6133, 0xBC232088, 0x435BA1B2, 0xAE99BBFA,
        0xBB4F08E4, 0xA62B5F49, 0x1DA4B695, 0x336B84DE,
        0xDC813D31, 0x00C134FB, 0x397A98E6, 0x151F0E64,
        0xD9EB3E69, 0xD3C7DF60, 0xD2F2C336, 0x2DDD067B,
        0xBD122835, 0xB0B3BD3A, 0xB0D54E46, 0x8641F1E4,
        0xA0B38F96, 0x51D39199, 0x37A6AD75, 0xDF84EE41,
        0x3C034CBA, 0xACDA62FC, 0x11923B8B, 0x45EF170A,
    };

